[PATCH v1 1/2]: Documentation/admin-guide: update admin-guide index.rst

[Alexey Budankov]

Extend index.rst index file at admin-guide root directory with 
the reference to perf-security.rst file being introduced.

Signed-off-by: Alexey Budankov <alexey.budankov@xxxxxxxxxxxxxxx>
---
 Documentation/admin-guide/index.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/admin-guide/index.rst b/Documentation/admin-guide/index.rst
index 0873685bab0f..885cc0de9114 100644
--- a/Documentation/admin-guide/index.rst
+++ b/Documentation/admin-guide/index.rst
@@ -75,6 +75,7 @@ configure specific aspects of kernel behavior to your liking.
    thunderbolt
    LSM/index
    mm/index
+   perf-security
 
 .. only::  subproject and html